package com.hegongda.okcmall.product.config;

import com.alibaba.fastjson.support.spring.FastJsonRedisSerializer;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @author liueidong
 * @create 2021-03-06 22:50
 */
@Configuration
@EnableConfigurationProperties(CacheProperties.class)   // 让配置类生效，放到容器当中
public class CacheConfig {

    @Bean
    public RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties){
         RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
         config = config.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(new StringRedisSerializer()));
         config =  config.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new FastJsonRedisSerializer(Object.class)));

        CacheProperties.Redis redisProperties = cacheProperties.getRedis();

        if (redisProperties.getTimeToLive() != null) {
            config = config.entryTtl(redisProperties.getTimeToLive());
        }

        if (redisProperties.getKeyPrefix() != null) {
            config = config.prefixKeysWith(redisProperties.getKeyPrefix());
        }

        if (!redisProperties.isCacheNullValues()) {
            config = config.disableCachingNullValues();
        }

        if (!redisProperties.isUseKeyPrefix()) {
            config = config.disableKeyPrefix();
        }
         return config;
    }
}
